Simplify OfflineAudioDestinationNode::DoOfflineRendering().

third_party/WebKit/Source/modules/webaudio/OfflineAudioDestinationNode.h

 /*
  * Copyright (C) 2011, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 105 matching lines @@
 
   // These variables are for counting the number of frames for the current
   // progress and the remaining frames to be processed.
   size_t frames_processed_;
   size_t frames_to_process_;
 
   // This flag is necessary to distinguish the state of the context between
   // 'created' and 'suspended'. If this flag is false and the current state
   // is 'suspended', it means the context is created and have not started yet.
   bool is_rendering_started_;
-
-  // This flag indicates whether the rendering should be suspended or not.
-  bool should_suspend_;
 };
 
 class OfflineAudioDestinationNode final : public AudioDestinationNode {
  public:
   static OfflineAudioDestinationNode* Create(BaseAudioContext*,
                                              AudioBuffer* render_target);
 
  private:
   OfflineAudioDestinationNode(BaseAudioContext&, AudioBuffer* render_target);
 };
 
 }  // namespace blink
 
 #endif  // OfflineAudioDestinationNode_h